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CVHE-SVU01E-EN
52
Control System
Components
Control Panel Devices
Standard Devices
Controls Field Connection
Description Package Purpose Point Terminals
1A1 Power Supply Standard #1 Converts 24 vac to 24 vdc not for field use
1A2 Power Supply (as required) #2 Converts 24 vac to 24 vdc not for field use
1A3 Dual Relay Standard Relay #1 Oil Heater Relay not for field use
Output modules
1A4 Dual High Standard High Pressure Cutout not for field use
Voltage Input
1A5 Quad Relay Standard Relay #1 Chilled water pump J2-4 NO, J2-5 NC,
Output modules (Relay #1) J2-6 common
1A5 Quad Relay Standard Relay #2 Condenser water pump control J2-1 NO, J2-2 NC,
Output modules (relay #2) J2-3 common
1A6 Dual High Standard Input 1 Condenser Flow Input J2-2 Condenser water
Voltage Input flow switch
1A6 Dual High Standard Input 2 Evaporator Flow Input J3-2 Chilled water
Voltage Input flow switch
1A7 High Power Standard Oil Pump and not for field use
Output Relay Refrigerant Pump
1A13 Dual LV Binary Standard Signal #1 External Auto Stop, J2-1 Binary Input Signal #1,
input module J2-2 Ground
1A13 Dual LV Binary Standard Signal #2 Emergency stop J2-3 Binary Input Signal #2,
input module J2-4 Ground
1A26* Standard Compressor Motor not for field use
Winding Temp Sensor
1F1 Standard LLID Power Supply Transformer not for field use
Primary Circuit protection
1T1 Standard Control Panel Power not for field use
Transformer ; 120:24Vac
1Q1 Standard Circuit Breaker - Compressor not for field use
Motor Controller Control Power
Branch Circuit
1Q2 Standard Circuit Breaker - not for field use
Purge System Branch Circuit
1Q3 Standard Circuit Breaker – not for field use
Module [- LLID]
Power Supply Branch Circuit
1Q4 Standard Circuit Breaker - not for field use
Oil System Control
Branch Circuit
1Q5 Standard Oil Pump Motor Branch not for field use
Circuit protection
1X1 Terminal Block Standard Control Panel Terminal Block, 1X1-5 Chilled water flow
Flow switch connections flow switch input
1X1-6 Condenser water flow
switch input
*previously was located in Purge Control Panel